Indicator for a retail display



FIG. 1 is a top perspective view of an indicator for a retail display showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an inverted rear view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a right side view thereof. 

The ornamental design for the indicator for a retail display, as shown and described. 